Kérastase Blond Absolu Masque Ultra-Violet neutralizes brassy tones for radiant blonde hair. This mask leverages hyaluronic acid and edelweiss flower to deeply hydrate and rebuild damaged hair fibers. It protects against pollution and dullness, leaving locks stronger and with a healthy shine. Indulge in a weekly treatment that revitalizes lightened, highlighted, or grey hair, restoring salon-worthy gloss. This formulation helps to maintain cool, bright blonde shades while improving overall hair health.